| Bobby McGrath defeated Gary Collins |
2016 Derby City Classic Bank Pool |
| Gary Collins defeated Walter Guericke |
2016 Derby City Classic Bank Pool |
| Alex Olinger defeated Gary Collins |
2016 Derby City Classic Bank Pool |
| Gary Collins defeated Steven Guittar |
2017 Derby City Classic Bank Pool |
| Chris McDaniel defeated Gary Collins |
2017 Derby City Classic Bank Pool |
| Jonathan Demet defeated Gary Collins |
2017 Derby City Classic Bank Pool |
| Gary Collins defeated Kenny Wilson |
2018 Derby City Classic Bank Pool |
| Ronnie Wiseman defeated Gary Collins |
2018 Derby City Classic Bank Pool |
| Tommy Tokoph defeated Gary Collins |
2018 Derby City Classic Bank Pool |
| Gary Collins defeated Thomas Figg |
2019 Derby City Classic Bank Pool |
| Gary Collins defeated Brad Ragon |
2019 Derby City Classic Bank Pool |
| Christopher Frederick defeated Gary Collins |
2019 Derby City Classic Bank Pool |
| Clay Carman defeated Gary Collins |
2019 Derby City Classic Bank Pool |
| Gary Collins defeated Brent Nyenbrink |
2019 Derby City Classic One Pocket |
| Cody Myers defeated Gary Collins |
2019 Derby City Classic One Pocket |
| Derek Pogirski defeated Gary Collins |
2019 Derby City Classic One Pocket |
| Gary Collins defeated Yury Kismereshkin |
2020 Derby City Classic Bank Pool |
| Gary Collins defeated Billy Martin |
2020 Derby City Classic Bank Pool |
| Maksim Dudanets defeated Gary Collins |
2020 Derby City Classic Bank Pool |
| Gary Collins defeated Jason Jones |
2020 Derby City Classic Bank Pool |
| Glenn Rogers defeated Gary Collins |
2020 Derby City Classic Bank Pool |
| John Pinegar defeated Gary Collins |
2020 Derby City Classic One Pocket |
| Gary Collins defeated Nick Christopher |
2020 Derby City Classic One Pocket |
| James Aranas defeated Gary Collins |
2020 Derby City Classic One Pocket |
| Gary Collins defeated Jason Miller |
2022 Derby City Classic Bank Pool |
| Gary Collins defeated Bill Cotton |
2022 Derby City Classic Bank Pool |
| Vincent Rochefort defeated Gary Collins |
2022 Derby City Classic Bank Pool |
| Fabian Breuer defeated Gary Collins |
2022 Derby City Classic Bank Pool |
| Johnny Willis defeated Gary Collins |
2022 Derby City Classic One Pocket |
| Charlie Philippou defeated Gary Collins |
2022 Derby City Classic One Pocket |
| George Jeler defeated Gary Collins |
2022 Derby City Classic 9-Ball |
| Brian King defeated Gary Collins |
2022 Derby City Classic 9-Ball |
| Gary Collins defeated Scott Philbrook |
2022 Derby City Classic Bank Pool |
| Gary Collins defeated Robert Perez |
2023 Derby City Classic Bank Pool |
| Brandon Shuff defeated Gary Collins |
2023 Derby City Classic Bank Pool |
| Marc Horsting defeated Gary Collins |
2023 Derby City Classic Bank Pool |
| Shane Wolford defeated Gary Collins |
2023 Derby City Classic One Pocket |
| Gary Collins defeated Jude Hammond |
2023 Derby City Classic One Pocket |
| Jason Shearer defeated Gary Collins |
2023 Derby City Classic One Pocket |
| Sullivan Clark defeated Gary Collins |
2023 Derby City Classic 9-Ball |
| Tom Shumate defeated Gary Collins |
2023 Derby City Classic 9-Ball |
| Gary Collins defeated Robert Wilson |
2024 Derby City Classic One Pocket |
| Ben Jones defeated Gary Collins |
2024 Derby City Classic One Pocket |
| Gary Collins defeated Al Hammond |
2024 Derby City Classic One Pocket |
| Mickey Krause defeated Gary Collins |
2024 Derby City Classic One Pocket |